他们的主要职责是确保船舶航行及其他海事活动的安全，遇有紧急事故则立即动员应变。
Their main duties are to ensure safety of navigation and other Marine activities as well as to respond to emergencies.
随着国际贸易和航运事业的日益繁荣，船员作为主要海事力量，在海事活动中起着越来越重要的作用。
With the flourishing of international trade and shipping business, seafarers, as the main maritime force, play a more and more important role in maritime activities.
现代社会，航运已经成为国际贸易的最重要渠道，而海事公约在规范海事活动方面起着至关重要的作用。
In modern society, shipping has become the most important way in world-wide trades and communications, and maritime conventions play a crucial role in regulating and standardizing maritime activities.
船舶的数据库能提供多方面和可靠的基础作为研究海事活动，它能提供在不同船舶操作及船舶技术的情况下，作出空气污染物排放清单的计算。
The database has provided a versatile and reliable approach for investigating for Marine activities, which can be used to assess changes in operational practice as well as vessel technologies.
通过对一系列各个船长向国际海事局提交的海盗活动报告进行数据汇总，学者可以验证这个假设。
The academics are able to test this hypothesis using a new set of figures on global piracy, put together from reports filed by ships’ captains to the International Maritime Bureau.
个英格兰和威尔士周围海区作为海事保存区域，以确保其免于受到海运和沿岸活动的破坏。
Britain is proposing to designate 127 sea areas around England and Wales as Marine conservation zones, in a bid to protect them from the damaging consequences of shipping and offshore activity.
通过对一系列各个船长向国际海事局提交的海盗活动报告进行数据汇总，学者可以验证这个假设。
The academics are able to test this hypothesis using a new set of figures on global piracy, put together from reports filed by ships' captains to the International Maritime Bureau.
通过对一系列各个船长向国际海事局提交的海盗活动报告进行数据汇总，学者可以验证这个假设。
The academics are able to test this hypothesis using a new set of figures on global piracy, put together from reports filed by ships' captains to the International Maritime Bureau.
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